Pith Number

pith:XI3YP27P

pith:2004:XI3YP27PZ7ISL6ULSSY4MYYZ76

not attested not anchored not stored refs pending

Higher-Dimensional Twistor Transforms using Pure Spinors

Nathan Berkovits, Sergey A. Cherkis

arxiv:hep-th/0409243 v2 · 2004-09-24 · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XI3YP27PZ7ISL6ULSSY4MYYZ76}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T15:20:30.604591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba3787ebefcfd125fa8b94b1c66319ffb46e9857967382c2913b6e0448e0abb6

Aliases

arxiv: hep-th/0409243 · arxiv_version: hep-th/0409243v2 · doi: 10.48550/arxiv.hep-th/0409243 · pith_short_12: XI3YP27PZ7IS · pith_short_16: XI3YP27PZ7ISL6UL · pith_short_8: XI3YP27P

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/XI3YP27PZ7ISL6ULSSY4MYYZ76 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ba3787ebefcfd125fa8b94b1c66319ffb46e9857967382c2913b6e0448e0abb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e53752b28ad5b9a5131738bb24dc98fa50ed08231a7bdb56b63e6f915e7f2098",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-09-24T19:40:17Z",
    "title_canon_sha256": "19cfc266f2bf40f7ba7eb7d0ab0ac42adebe3d11761213050c29fca3f0cd61f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0409243",
    "kind": "arxiv",
    "version": 2
  }
}